topical media & game development
student-ar-org-libspark-flartoolkit-core-FLARCode.ax
student-ar-org-libspark-flartoolkit-core-FLARCode.ax
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/*
* PROJECT: FLARToolKit
* --------------------------------------------------------------------------------
* This work is based on the NyARToolKit developed by
* R.Iizuka (nyatla)
* http://nyatla.jp/nyatoolkit/
*
* The FLARToolKit is ActionScript 3.0 version ARToolkit class library.
* Copyright (C)2008 Saqoosha
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this framework; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* For further information please contact.
* http://www.libspark.org/wiki/saqoosha/FLARToolKit
* <saq(at)saqoosha.net>
*
*/
package org.libspark.flartoolkit.core {
import org.libspark.flartoolkit.core.pickup.IFLARColorPatt;
import org.libspark.flartoolkit.utils.ArrayUtil;
ARToolKitのマーカーコードを1個保持します。
public class @ax-student-ar-org-libspark-flartoolkit-core-FLARCode {
// private int[][][][] pat;// static int
// pat[AR_PATT_NUM_MAX][4][AR_PATT_SIZE_Y*AR_PATT_SIZE_X*3];
private var pat:Array;
// private double[] patpow = new double[4];// static double patpow[AR_PATT_NUM_MAX][4];
private var patpow:Array = new Array(4);
// private short[][][] patBW;// static int patBW[AR_PATT_NUM_MAX][4][AR_PATT_SIZE_Y*AR_PATT_SIZE_X*3];
private var patBW:Array;
// private double[] patpowBW = new double[4];// static double patpowBW[AR_PATT_NUM_MAX][4];
private var patpowBW:Array = new Array(4);
private var width:int;
private var height:int;
private var averagePat:int;
private var _markerPercentWidth:uint;
private var _markerPercentHeight:uint;
public function get averageOfPattern():int
{
return this.averagePat;
}
public function get markerPercentWidth():uint { return _markerPercentWidth; }
public function get markerPercentHeight():uint { return _markerPercentHeight; }
public function set markerPercentHeight(value:uint):void
{
_markerPercentHeight = value;
}
public function getPat():Array {
return pat;
}
public function getPatPow():Array {
return patpow;
}
public function getPatBW():Array {
return patBW;
}
public function getPatPowBW():Array {
return patpowBW;
}
public function getWidth():int {
return width;
}
public function getHeight():int {
return height;
}
@param i_width 幅方向の分割数
@param i_height 高さ方向の分割数
@param i_markerPercentWidth マーカ全体(本体＋枠)における、マーカ本体部分の割合(幅)
@param i_markerPercentHeight マーカ全体(本体＋枠)における、マーカ本体部分の割合(高さ)
public function @ax-student-ar-org-libspark-flartoolkit-core-FLARCode(i_width:int,
i_height:int,
i_markerPercentWidth:uint = 50,
i_markerPercentHeight:uint = 50)
{
width = i_width;
height = i_height;
if (i_markerPercentWidth > 100 || i_markerPercentHeight > 100) {
throw new ArgumentError("illegal marker size[" + i_markerPercentWidth + " x " + i_markerPercentHeight + "]");
}
this._markerPercentWidth = i_markerPercentWidth;
this._markerPercentHeight = i_markerPercentHeight;
// pat = new int[4][height][width][3];// static int pat[AR_PATT_NUM_MAX][4][AR_PATT_SIZE_Y*AR_PATT_SIZE_X*3];
pat = ArrayUtil.createJaggedArray(4, height, width, 3);
// patBW = new short[4][height][width];// static int patBW[AR_PATT_NUM_MAX][4][AR_PATT_SIZE_Y*AR_PATT_SIZE_X*3];
patBW = ArrayUtil.createJaggedArray(4, height, width);
}
int arLoadPatt( const char *filename ); ARToolKitのパターンファイルをロードする。
ファイル形式はBGR形式で記録されたパターンファイルであること。
parameter: filename
@return
@throws Exception
// public function loadARPattFromFile(filename:String):void {
// try {
// loadARPatt(new FileInputStream(filename));
// } catch (e:Error) {
// // throw new FLARException(e);
// throw e;
// }
// }
parameter: i_stream
@throws FLARException
public function loadARPatt(i_stream:String):void {
// try {
// var st:StreamTokenizer = new StreamTokenizer(new InputStreamReader(i_stream));
var token:Array = i_stream.match(/\d+/g);
// パターンデータはGBRAで並んでる。
var h:int;
var l:int = 0;
var i3:int;
var i2:int;
var i1:int;
var val:int;
var j:int;
for (h = 0;h < 4; h++) {
for (i3 = 0;i3 < 3; i3++) {
for (i2 = 0;i2 < height; i2++) {
for (i1 = 0;i1 < width; i1++) {
// 数値のみ読み出す
val = parseInt(token.shift());
if (isNaN(val)) {
throw new Error();
}
// switch (st.nextToken()) {// if( fscanf(fp, "\%d",&j) != 1 ) {
// case StreamTokenizer.TT_NUMBER:
// break;
// default:
// throw new FLARException();
// }
j = 255 - val;
// j = 255-j;
// 標準ファイルのパターンはBGRでならんでるからRGBに並べなおす
switch (i3) {
case 0:
pat[h][i2][i1][2] = j;
break;// pat[patno][h][(i2*Config.AR_PATT_SIZE_X+i1)*3+2]= j;break;
case 1:
pat[h][i2][i1][1] = j;
break;// pat[patno][h][(i2*Config.AR_PATT_SIZE_X+i1)*3+1]= j;break;
case 2:
pat[h][i2][i1][0] = j;
break;// pat[patno][h][(i2*Config.AR_PATT_SIZE_X+i1)*3+0]= j;break;
}
// pat[patno][h][(i2*Config.AR_PATT_SIZE_X+i1)*3+i3]= j;
if (i3 == 0) {
patBW[h][i2][i1] = j;// patBW[patno][h][i2*Config.AR_PATT_SIZE_X+i1] = j;
} else {
patBW[h][i2][i1] += j;// patBW[patno][h][i2*Config.AR_PATT_SIZE_X+i1] += j;
}
if (i3 == 2) {
patBW[h][i2][i1] /= 3;// patBW[patno][h][i2*Config.AR_PATT_SIZE_X+i1]/= 3;
}
l += j;
}
}
}
l /= (height * width * 3);
this.averagePat = l;
var m:int = 0;
for (var i:int = 0;i < height; i++) {
// for( i = 0; i < AR_PATT_SIZE_Y*AR_PATT_SIZE_X*3;i++ ) {
for (i2 = 0;i2 < width; i2++) {
for (i3 = 0;i3 < 3; i3++) {
pat[h][i][i2][i3] -= l;
m += (pat[h][i][i2][i3] * pat[h][i][i2][i3]);
}
}
}
patpow[h] = Math.sqrt(m);
if (patpow[h] == 0.0) {
patpow[h] = 0.0000001;
}
m = 0;
for (i = 0;i < height; i++) {
for (i2 = 0;i2 < width; i2++) {
patBW[h][i][i2] -= l;
m += (patBW[h][i][i2] * patBW[h][i][i2]);
}
}
patpowBW[h] = Math.sqrt(m);
if (patpowBW[h] == 0.0) {
patpowBW[h] = 0.0000001;
}
}
// } catch (e:Error) {
// // throw new FLARException(e);
// throw e;
// }
}
FLARColorPatt_O3インスタンスからパターンを作る
parameter: pattern
see: IFLARColorPatt
public function fromPattern(pattern:IFLARColorPatt):void
{
var patArray:Array = pattern.getPatArray();
var l:int;
var m:int;
var mbw:int;
l = 0;
m = 0;
mbw = 0;
//幅・高さのチェック
if (this.height != patArray.length || this.width != patArray[0].length) {
trace(this.height, patArray.length, this.width, patArray[0].length);
throw new ArgumentError("パターンの幅・高さが、Codeの幅・高さと異なっています");
}
if (this.height != this.width) {
throw new ArgumentError("正方形のインスタンスのみ有効です。");
}
for (var y:int = 0; y < this.height; y++) {//y : 行方向の添え字
for (var x:int = 0; x < this.width ; x++) {//x : 列方向の添え字
patBW[0][this.height - 1 - y][this.width -1 - x] = 0;
patBW[1][x][this.width - 1 - y] = 0;
patBW[2][y][x] = 0;
patBW[3][this.height - 1 - x][y] = 0;
for (var c:int = 0; c < 3; c++) {//c : 色情報(0:R/1:G/2:B)
//傾き情報(0:上/1:左/2:下/3:右)
//全方向に1度に値を代入している
var j:int = 255 - int(patArray[y][x][c]);
pat[0][this.height - 1 - y][this.width - 1 - x][c] = j;
pat[1][x][this.width - 1 - y][c] = j;
pat[2][y][x][c] = j
pat[3][this.height - 1 - x][y][c] = j;
patBW[0][this.height - 1 - y][this.width -1 - x] += j;
patBW[1][x][this.width - 1 - y] += j;
patBW[2][y][x] += j;
patBW[3][this.height - 1 - x][y] += j;
l += j;
}
patBW[0][this.height - 1 - y][this.width -1 - x] /= 3;
patBW[1][x][this.width - 1 - y] /= 3;
patBW[2][y][x] /= 3;
patBW[3][this.height - 1 - x][y] /= 3;
}
}
l /= (this.width * this.height * 3);
this.averagePat = l;
for (y = 0; y < this.height; y++) {
for (x = 0; x < this.width; x++) {
patBW[0][this.height - 1 - y][this.width - 1 - x] -= l;
patBW[1][x][this.width - 1 - y] -= l;
patBW[2][y][x] -= l;
patBW[3][this.height - 1 - x][y] -= l;
mbw += (patBW[2][y][x] * patBW[2][y][x]);
for (c = 0; c < 3;c++) {
pat[0][this.height - 1 - y][this.width - 1 - x][c] -= l;
pat[1][x][this.width - 1 - y][c] -= l;
pat[2][y][x][c] -= l;
pat[3][this.height - 1 - x][y][c] -= l;
m += (pat[2][y][x][c] * pat[2][y][x][c]);
}
}
}
patpow[0] = patpow[1] = patpow[2] = patpow[3] = m == 0 ? 0.0000001 : Math.sqrt(m);
patpowBW[0] = patpowBW[1] = patpowBW[2] = patpowBW[3] = mbw == 0 ? 0.0000001 : Math.sqrt(mbw);
}
public function toString():String
{
return this.generatePatFileString(this.pat);
}
private function generatePatFileString(pat:Array):String {
var x:int, y:int, c:int, h:int;
var out:String = '';
var width:int = this.getWidth();
var height:int = this.getHeight();
for (h = 0; h < pat.length;h++) {
for (c = 2; c >= 0; c--) {
for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) {
out += String(' ' + int((255-(pat[h][y][x][c])-this.averagePat)&0xFF)).substr(-4);
}
out += '\n';
}
}
out += '\n';
}
return out;
}
}
}
(C) Æliens
04/09/2009
You may not copy or print any of this material without explicit permission of the author or the publisher.
In case of other copyright issues, contact the author.
